51987960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1301}}^1$

素因数の和:1358

約数の個数: 128

約数和(自身を含む): 178113600

約数和(自身を除く): 126125640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 90, 108, 111, 120, 135, 148, 180, 185, 216, 222, 270, 296, 333, 360, 370, 444, 540, 555, 666, 740, 888, 999, 1080, 1110, 1301, 1332, 1480, 1665, 1998, 2220, 2602, 2664, 3330, 3903, 3996, 4440, 4995, 5204, 6505, 6660, 7806, 7992, 9990, 10408, 11709, 13010, 13320, 15612, 19515, 19980, 23418, 26020, 31224, 35127, 39030, 39960, 46836, 48137, 52040, 58545, 70254, 78060, 93672, 96274, 117090, 140508, 144411, 156120, 175635, 192548, 234180, 240685, 281016, 288822, 351270, 385096, 433233, 468360, 481370, 577644, 702540, 722055, 866466, 962740, 1155288, 1299699, 1405080, 1444110, 1732932, 1925480, 2166165, 2599398, 2888220, 3465864, 4332330, 5198796, 5776440, 6498495, 8664660, 10397592, 12996990, 17329320, 25993980, 51987960]

約数ペア:

[(1, 51987960), (2, 25993980), (3, 17329320), (4, 12996990), (5, 10397592), (6, 8664660), (8, 6498495), (9, 5776440), (10, 5198796), (12, 4332330), (15, 3465864), (18, 2888220), (20, 2599398), (24, 2166165), (27, 1925480), (30, 1732932), (36, 1444110), (37, 1405080), (40, 1299699), (45, 1155288), (54, 962740), (60, 866466), (72, 722055), (74, 702540), (90, 577644), (108, 481370), (111, 468360), (120, 433233), (135, 385096), (148, 351270), (180, 288822), (185, 281016), (216, 240685), (222, 234180), (270, 192548), (296, 175635), (333, 156120), (360, 144411), (370, 140508), (444, 117090), (540, 96274), (555, 93672), (666, 78060), (740, 70254), (888, 58545), (999, 52040), (1080, 48137), (1110, 46836), (1301, 39960), (1332, 39030), (1480, 35127), (1665, 31224), (1998, 26020), (2220, 23418), (2602, 19980), (2664, 19515), (3330, 15612), (3903, 13320), (3996, 13010), (4440, 11709), (4995, 10408), (5204, 9990), (6505, 7992), (6660, 7806)]